$font-gray:color gray;

body {
    margin: 0;
    width: 100%;
    font-family: "微软雅黑";
}

body,
html {
    width: 100%;
    height: 100%; 
}

ul,
li {
    padding: 2px;
    margin: 0;
    list-style: none;
    color: rgb(41, 41, 187);
    font-weight: bold;
}

ul {
    width: 100%;
}

li {
    height: 60px;
    text-align: center;
    line-height: 60px;
    border-top: 1px solid gray;
    &:hover{
        background-color: rgb(238, 237, 237);
    }
}

#head {
    width: 100%;
    height: 50px;
    color: gray;
    background-color: rgb(224, 224, 224);

    span { 
        vertical-align: middle;
        float: right;
        line-height: 50px;
        margin-right: 10px;
    }
    
    span:first-child {
        float: left;
    }
    span:nth-of-type(even){
cursor: pointer;
    }

}

//登录


#content {
   
    width: 100%;


    #dark {
        display: none;
        width: 100%;
        height: 120%;

        position: absolute;
        top: 0;
        background-color: rgba($color: #000000, $alpha:0.3);
    }



    .motai {
        width: 100%;
        height: 200px;

        .black-weight {
            font-weight: bold;
            padding-right: 15px;
        }

        input {
            width: 300px;
        }

        text-align: center;
        width: 700px;
        height: 300px;
        position: absolute;
        left: 27%;
        z-index: 2;
        border-radius: 10px;

        p:nth-child(1) {
            height: 50px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid gray;

            span:nth-child(1) {
                margin-left: 10px;
            }

            a:nth-child(2) {
                margin-right: 20px;
                color: gray;
            }
        }

        p:nth-child(4) {
            input {
                width: 150px;

            }

            span {
                display: inline-block;
                width: 100px;
                font-size: 20px;
            }
        }

        .blue-btn {
            border: none;
            width: 200px;
            height: 35px;
            background-color: rgb(76, 95, 202);
            color: white;
        }
    }



    //登录
    #register {
        background-color: rgb(255, 255, 255);
        box-shadow: 4px 2px 20px 2px rgb(196, 195, 195);
        display: none;
    
    }

    #login {
        background-color: rgb(255, 255, 255);
        box-shadow: 4px 2px 20px 2px rgb(196, 195, 195);
        display: none;
       
    }

    //注册


    #left-box {
        width: 20%;
        float: left;
    }

    .right-box {
      
        position: absolute;
        left: 22%;
        float: right;
        width: 73%;

        table {
            
            border: 1px solid gray;
            width: 100%;

            thead {
                height: 30px;

                th {
                    border: 1px solid gray;
                }
            }

            tbody {
                tr {
                    height: 30px;

                    td {
                        border: 1px solid gray;
                        border-right: none;
                    }
                }

                select {
                    width: 100%;
                }
            }

            .but-red {
                background-color: red;
                color: white;
                border: none;
                border-radius: 3px;
                margin-left: 3px;
            }

            .but-blue {
                background-color: rgb(102, 100, 230);
                color: white;
                border: none;
                border-radius: 3px;
                margin-left: 3px;
            }
        }
    }

    #box1 {
        display: block;
    }

    #box2 {
        display: none;
    }

    #box3 {
        display: none;
    }

    #box4 {
        display: none;
    }

    #box5 {
        display: none;
    }
}